Iowa Code
Chapter 564A - ACCESS TO SOLAR ENERGY
Section 564A.8 - Restrictive covenants.

564A.8 Restrictive covenants.
City councils and county boards of supervisors may include in ordinances relating to subdivisions a provision prohibiting deeds for property located in new subdivisions from containing restrictive covenants that include unreasonable restrictions on the use of solar collectors.
[81 Acts, ch 184, ยง10]